Which of the Following Statements Comparing Optimists and Pessimists Is

Which of the following statements comparing optimists and pessimists is true?

A) With regard to problem-solving, optimists tend to use denial tactics.
B) With regard to problem-solving, pessimists tend to use positive reframing.
C) When faced with uncontrollable circumstances, optimists tend to accept their plight.
D) Differences between optimists and pessimists are found with regard to problem-solving, but not in situations where problems are not solvable.